Malicious PDF — malware analysis report

Static analysis result for SHA-256 c1c08df9c2ef2b20…

MALICIOUS

PDF

143.6 KB Created: 2020-12-11 13:04:01 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-12
MD5: 32fda2457ca295b854ce8f61c7dee9b7 SHA-1: 00e07aea2764d17355b19a599676c47ec4c892cf SHA-256: c1c08df9c2ef2b20b4d19c78d286bb7ab32147a022bb4085a6b889b8ee802601
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The embedded URL points to a suspicious domain, likely serving as a lure for phishing or malware download. No scripts were extracted, but the PDF structure and embedded URI suggest an attempt to redirect the user to a malicious site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9543

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://trafficel.ru/aws?utm_term=transformers+1+autobots+list PDF link annotation
    • https://cdn-cms.f-static.net/uploads/4418777/normal_5fb4b11364944.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4407303/normal_5f92e2117baaa.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4393369/normal_5fa095c16c998.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4461232/normal_5fd2fdb8baf28.pdfIn PDF document text
    • https://s3.amazonaws.com/sumesawoxajew/90380578216.pdfIn PDF document text
    • https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbf534e3c6ccf69f3553516/1606374240275/bavozazigeru.pdfIn PDF document text
    • https://s3.amazonaws.com/nalifij/activity_3_induced_magnetism_answers.pdfIn PDF document text
    • https://s3.amazonaws.com/xelimewat/sifejow.pdfIn PDF document text
    • https://s3.amazonaws.com/zerepuzuze/reduce_size_acrobat_reader.pdfIn PDF document text
    • https://s3.amazonaws.com/diwitapezu/bakery_story_mod_apk_ios.pdfIn PDF document text
    • https://s3.amazonaws.com/turip/blaze_fitbit_user_manual.pdfIn PDF document text

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